音频的频率范围是 A.20~2000Hz B.27~2000Hz C.20

Freeti2020-05-20  14

问题 音频的频率范围是A.20~2000HzB.27~2000HzC.2000~4000HzD.27~10000HzE.27~20000Hz

选项

答案C

解析
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